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Q&A Forward time travel via strong gravitational forces

A scientist has recently invented a gravity machine. This machine pulls all mass within a certain radius (say 50 feet?) towards it at an adjustable rate. The machine can... create as strong a g...

2 answers  ·  posted 8y ago by Aarthew III‭  ·  last activity 8y ago by Aarthew III‭

Question travel reality-check physics gravity time-travel time